April 29 » A landslide kills 70 people in Frank, in the District of Alberta, Canada.
July 23 » The Ford Motor Company sells its first car.
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
October 31 » The Purdue Wreck, a railroad train collision in Indianapolis, kills 17 people, including 14 players of the Purdue University football team.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
Day of death September 20, 1903
The temperature on September 20, 1903 was between 10.1 °C and 21.1 °C and averaged 15.3 °C. There was 12.3 hours of sunshine (99%). Source: KNMI
January 4 » Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The Edison film company records the film Electrocuting an Elephant of Topsy's death.
March 2 » In New York City the Martha Washington Hotel opens, becoming the first hotel exclusively for women.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
July 23 » The Ford Motor Company sells its first car.
August 3 » Macedonian rebels in Kruševo proclaim the Kruševo Republic, which exists for only ten days before Ottoman Turks lay waste to the town.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Gerrit Helsdingen", database, Genealogy Online (https://www.genealogieonline.nl/gerrit-helsdingen/I80729.php : accessed March 4, 2026), "Everdina Helsdingen (1903-1903)".
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